var NowDate=new Date("2010/3/12"); var StartDate=new Date("2007/11/1"); var EndDate=new Date("2009/11/1"); var Adcontent="2008111412183547048.jpg"; var InsteadAD="ิคม๔"; var IsShow=true; if ((IsShow)&&(NowDate>=StartDate)&&(NowDate'); }else{ document.write(InsteadAD); }